Association Between Penicillin Allergy Documentation and Antibiotic Use | Allergy and Clinical Immunology | JAMA Internal Medicine | JAMA Network
https://jamanetwork.com/journals/jamainternalmedicine/article-abstract/2767702Many antibiotic substitutions for self-reported penicillin allergies likely unnecessary
https://medicalxpress.com/news/2020-06-antibiotic-substitutions-self-reported-penicillin-allergies.html